:root {
  --isoya-ink: #24221d;
  --isoya-paper: #fbf8f1;
  --isoya-card: #fffdf8;
  --isoya-red: #a7462d;
  --isoya-red-dark: #7e2f20;
  --isoya-sea: #315f5b;
  --isoya-gold: #b88c4a;
  --isoya-rule: #d9cfbd;
  --isoya-muted: #70695d;
  --isoya-shadow: 0 10px 28px rgba(58, 45, 28, .08);
}

html { background: var(--isoya-paper); }
body.isoya-mini {
  margin: 0;
  background: var(--isoya-paper);
  color: var(--isoya-ink);
  font-family: "Noto Sans JP", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.7;
}

.mini-topline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 30px;
  padding: 4px 12px;
  background: var(--isoya-ink);
  color: #f8f1e4;
  font-size: 10px;
  letter-spacing: .06em;
}
.mini-topline span + span::before { content: "・"; margin-right: 12px; color: var(--isoya-gold); }

.mini-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(36, 34, 29, .12);
  background: rgba(251, 248, 241, .95);
  backdrop-filter: blur(14px);
}
.mini-brand { color: var(--isoya-ink); text-decoration: none; line-height: 1.1; }
.mini-brand small { display: block; font-size: 9px; letter-spacing: .12em; }
.mini-brand strong {
  display: block;
  margin-top: 5px;
  font-family: "Noto Serif JP", serif;
  font-size: 22px;
  letter-spacing: .18em;
}
.mini-header-label { color: var(--isoya-sea); font-size: 11px; font-weight: 700; letter-spacing: .08em; }

.mini-page { max-width: 1040px; margin: 0 auto; padding: 26px 14px 140px; }
.mini-page-title { margin-bottom: 22px; }
.mini-kicker { margin: 0; color: var(--isoya-red); font-size: 10px; font-weight: 700; letter-spacing: .18em; }
.mini-page h1, .mini-page h2 { font-family: "Noto Serif JP", serif; }
.mini-page h1 { margin: 5px 0 4px; font-size: 27px; letter-spacing: .04em; }
.mini-page .muted { color: var(--isoya-muted); }

body.isoya-mini .card {
  border: 1px solid var(--isoya-rule);
  border-radius: 3px;
  background: var(--isoya-card);
  box-shadow: var(--isoya-shadow);
}
body.isoya-mini .grid { gap: 14px; }
body.isoya-mini .imgbox { height: 210px; background: #fff; }
body.isoya-mini .imgbox img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  padding: 10px;
  object-fit: contain;
}
body.isoya-mini .body { padding: 14px; }
body.isoya-mini .name { font-family: "Noto Serif JP", serif; font-size: 17px; }
body.isoya-mini .price { color: var(--isoya-ink); font-family: "Noto Serif JP", serif; }
body.isoya-mini .badge { border-color: var(--isoya-rule); background: #f7f1e7; }
body.isoya-mini .metaDetails { border-color: var(--isoya-rule); border-radius: 2px; background: #faf6ed; }
body.isoya-mini .metaDetails > summary { color: var(--isoya-sea); }
body.isoya-mini .qty button, body.isoya-mini .qty input { border-color: var(--isoya-rule); border-radius: 2px; }

body.isoya-mini .btn, body.isoya-mini button { font-family: inherit; }
body.isoya-mini .btnAdd,
body.isoya-mini .btnCard {
  border-radius: 2px;
  background: var(--isoya-red);
  box-shadow: none;
}
body.isoya-mini .btnAdd:hover, body.isoya-mini .btnCard:hover { background: var(--isoya-red-dark); }
body.isoya-mini .btnCod, body.isoya-mini .btnNext { border-radius: 2px; background: var(--isoya-sea); }
body.isoya-mini .btnAddr, body.isoya-mini .btnClear, body.isoya-mini .btnBack { border-radius: 2px; }
body.isoya-mini .btnSub {
  border: 1px solid var(--isoya-rule);
  border-radius: 2px;
  background: #fff;
  color: var(--isoya-ink);
}

body.isoya-mini .bar {
  border-color: var(--isoya-rule);
  background: rgba(251, 248, 241, .96);
}
body.isoya-mini .bar .inner { max-width: 1040px; }
body.isoya-mini .sumAmount { color: var(--isoya-red); font-family: "Noto Serif JP", serif; }
.products-page .wrap.mini-page {
  padding-bottom: calc(var(--barH) + env(safe-area-inset-bottom) + 18px);
}

.mini-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 0 22px;
  padding: 0;
  overflow: hidden;
  background: var(--isoya-rule);
  list-style: none;
}
.mini-steps li { padding: 9px 8px; background: #f1eadf; color: var(--isoya-muted); font-size: 10px; text-align: center; }
.mini-steps li.active { background: var(--isoya-sea); color: #fff; font-weight: 700; }
.mini-steps b { margin-right: 4px; }

.mini-home { max-width: 680px; margin: 0 auto; padding: 40px 18px 70px; }
.mini-home-hero { padding: 32px 24px; border: 1px solid var(--isoya-rule); background: var(--isoya-card); box-shadow: var(--isoya-shadow); }
.mini-home-hero h1 { margin: 7px 0 12px; font-family: "Noto Serif JP", serif; font-size: 30px; line-height: 1.45; }
.mini-home-hero p { color: var(--isoya-muted); font-size: 13px; }
.mini-primary-link { display: block; margin-top: 24px; padding: 15px 18px; background: var(--isoya-red); color: #fff; text-align: center; text-decoration: none; font-weight: 700; letter-spacing: .06em; }
.mini-primary-link:hover { background: var(--isoya-red-dark); }
.mini-info { margin-top: 18px; padding: 16px; border-left: 3px solid var(--isoya-gold); background: #f3ecdf; color: var(--isoya-muted); font-size: 12px; }
.mini-links { margin-top: 22px; font-size: 12px; }
.mini-links a { color: var(--isoya-sea); }
.mini-footer { margin-top: 34px; color: var(--isoya-muted); font-size: 10px; text-align: center; }

/* LINEミニアプリ入口：PC版オンラインストアと同じ構成 */
.index-store-page { overflow: hidden; }
.entry-hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 58px 24px 66px;
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 54px;
  align-items: center;
}
.entry-hero-copy { padding-left: 20px; }
.entry-hero-copy h1 {
  margin: 10px 0 20px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(46px, 6vw, 76px);
  line-height: 1.3;
  letter-spacing: .05em;
}
.entry-hero-copy > p:last-of-type { color: var(--isoya-muted); font-size: 14px; }
.entry-primary-link {
  display: inline-block;
  min-width: 180px;
  margin-top: 26px;
  padding: 14px 22px;
  background: var(--isoya-red);
  color: #fff;
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .08em;
}
.entry-hero-visual { position: relative; min-width: 0; color: var(--isoya-ink); text-decoration: none; }
.entry-hero-visual::before { content: ""; position: absolute; inset: 26px -20px -20px 58%; background: rgba(49,95,91,.14); }
.entry-hero-visual > img { position: relative; display: block; width: 100%; height: auto; aspect-ratio: 1/1; padding: 18px; background: #fff; object-fit: contain; }
.entry-hero-visual > p { position: relative; width: fit-content; margin: 0 0 0 auto; padding: 12px 18px; background: #fff; box-shadow: var(--isoya-shadow); }
.entry-hero-visual b, .entry-hero-visual span { display: block; }
.entry-hero-visual b { color: var(--isoya-red); font-size: 9px; letter-spacing: .12em; }
.entry-hero-visual span { margin-top: 2px; font-family: "Noto Serif JP", serif; font-weight: 700; }

.entry-values { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(3,1fr); border-block: 1px solid var(--isoya-rule); }
.entry-values article { display: flex; gap: 16px; padding: 25px 26px; }
.entry-values article + article { border-left: 1px solid var(--isoya-rule); }
.entry-values article > b { color: var(--isoya-gold); font-family: "Noto Serif JP", serif; font-size: 12px; }
.entry-values h2 { margin: 0 0 3px; font-family: "Noto Serif JP", serif; font-size: 16px; }
.entry-values p { margin: 0; color: var(--isoya-muted); font-size: 11px; }

.entry-browse { max-width: 1040px; margin: 0 auto; padding: 62px 24px 72px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.entry-browse h2 { margin: 6px 0 5px; font-family: "Noto Serif JP", serif; font-size: 28px; }
.entry-browse > div > p:last-child { margin: 0; color: var(--isoya-muted); font-size: 12px; }
.entry-all-products { display: flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 14px; min-width: 250px; padding: 14px 20px; background: var(--isoya-red); color: #fff; text-decoration: none; font-weight: 700; }

@media (max-width: 560px) {
  .mini-topline span:nth-child(2) { display: none; }
  .mini-page { padding-top: 20px; }
  .mini-page h1 { font-size: 24px; }
  body.isoya-mini .grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  body.isoya-mini .imgbox { height: 155px; }
  body.isoya-mini .body { padding: 10px; }
  body.isoya-mini .name { font-size: 14px; }
  body.isoya-mini .desc { min-height: 0; font-size: 11px; }
  body.isoya-mini .controlsTop { align-items: flex-end; flex-direction: column; }
  body.isoya-mini .qty { width: 100%; justify-content: space-between; }
  body.isoya-mini .qty input { flex: 1; min-width: 0; }
  body.isoya-mini .btnAdd { padding: 11px 8px; font-size: 13px; }
  .mini-home { padding-top: 26px; }
  .mini-home-hero { padding: 25px 18px; }
  .mini-home-hero h1 { font-size: 25px; }
  .entry-hero { grid-template-columns: 1fr; gap: 32px; padding: 35px 16px 44px; }
  .entry-hero-copy { padding-left: 0; }
  .entry-hero-copy h1 { font-size: 43px; }
  .entry-primary-link { display: block; }
  .entry-hero-visual > p { margin-right: 8px; }
  .entry-values { grid-template-columns: 1fr; margin-inline: 16px; }
  .entry-values article + article { border-left: 0; border-top: 1px solid var(--isoya-rule); }
  .entry-browse { padding: 46px 16px 58px; display: block; }
  .entry-browse h2 { font-size: 23px; }
  .entry-all-products { margin-top: 22px; min-width: 0; }
}